.nav-bar {
  text-align: center;
  box-shadow: 0rem 0.04rem 0.16rem 0rem rgba(0, 0, 0, 0.1);
  font-size: 0.3467rem;
  position: fixed;
  z-index: 100;
  background-color: #fff;
  left: 0;
  right: 0;
  top: 0;
  justify-content: space-around;
  .active {
    color: #ff2a2a;
    position: relative;
  }
  .active:after {
    position: absolute;
    display: block;
    content: " ";
    bottom: 0;
    left:0;
    right:0;
    height: 0.0533rem;
    background-color: #ff2a2a;
  }
  & > div {
    height: 1.04rem;
    line-height: 1.04rem;
  }  
}

.nav-bar-before {
  height: 1.04rem;
}
